Intersection of http://hl7.org/cda/us/ccda/StructureDefinition/ProductInstance and http://hl7.org/cda/us/ccda/StructureDefinition/ProductInstance
This is the set of resources that conform to both Product Instance (http://hl7.org/cda/us/ccda/StructureDefinition/ProductInstance) and Product Instance (http://hl7.org/cda/us/ccda/StructureDefinition/ProductInstance).